var path = require('path');
var webpack = require('webpack');

var config = {
  devtool: 'cheap-module-eval-source-map',
  entry: [
    'webpack-hot-middleware/client',
    './app/main'
  ],
  output: {
    path: path.join(__dirname, 'public', 'js'),
    filename: 'bundle.js',
    publicPath: '/js'
  },
  plugins: [
    new webpack.HotModuleReplacementPlugin(),
    new webpack.NoErrorsPlugin(),
    new webpack.optimize.OccurenceOrderPlugin(),
    new webpack.DefinePlugin({
      'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV)
    })
  ],
  module: {
    loaders: [
      {
        test: /\.js$/,
        exclude: /node_modules/,
        loader: 'babel-loader',
        query: {
          plugins: [
            ['react-transform', {
              transforms: [
                {
                  transform: 'react-transform-hmr',
                  imports: ['react'],
                  locals: ['module']
                }, {
                  transform: 'react-transform-catch-errors',
                  imports: ['react', 'redbox-react']
                }
              ]
            }]
          ]
        }
      },
      {
        test: /\.less$/,
        loader: 'style-loader!css-loader!less-loader!postcss-loader'
      },
      {
        test: /(\.scss)$/,
            loaders: [
              require.resolve('style-loader'),
              require.resolve('css-loader') + '?sourceMap&modules&importLoaders=1&localIdentName=[name]__[local]___[hash:base64:5]',
              require.resolve('sass-loader') + '?sourceMap'
            ]
      },
      {
        test: /\.css$/,
        loader: 'style-loader!css-loader!postcss-loader'
      },
      {
        test: /\.(png|jpg|jpeg|gif|svg|woff|woff2)$/,
        loader: 'url-loader?limit=8192'
      }
    ]
  },
  postcss: () => {
    return [
      require('precss'),
      require('autoprefixer')
    ];
  }
};

if (process.env.NODE_ENV === 'production') {
  config.plugins.push(
    new webpack.optimize.UglifyJsPlugin({
      compressor: {
        screw_ie8: true,
        warnings: false
      }
    })
  );
}

module.exports = config;